CVE-2026-86550UXSS vulnerability in ZTE browser products
Updated under an hour ago ()
Does this affect you?
It affects ZTE NebulaOS. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
NuBrowser lacks protocol whitelist validation for the S.browser_fallback_url field of intent://, allowing attackers to inject javascript: URLs via 302 redirects. This results in a universal cross‑site scripting (UXSS) vulnerability that enables script execution within the origin of arbitrary websites.
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- zte
- NVD analysis
- Deferred
- Record last updated
- Sep 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
ZTE NebulaOS zte:nebulaos (from the name) | Versions prior to Browser V1.6.8 | CNA record |
References
- https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/874505866159006721
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.